Great Britain 1924 10d turquoise-blue Specimen, SG428var Space & Aviation Lagos became part of the

Lagos became part of the Southern Nigeria Protectorate which then itself became part of modern Nigeria in 1914

Henry Cooper has signed on his portrait inside the booklet

register of unpaid incoming mail

Upper pair with slight buckling (and lower pair with faint bend)

A very rare stamp being one of only two recorded with this combination of varieties

Great Britain 1924 10d turquoise-blue Specimen, SG428var Space & Aviation Lagos became part of theGreat Britain 1924 10d turquoise blue, SG428var. A very fine unused example with original gum overprinted "SPECIMEN" type 32. A very rare King George V Specimen example, which was used solely by postal administrations as reference to help detect any attempted forgeries. GB Specialised Catalogue No: N44u The Stanley Gibbons catalogue value is 2,250. ALERT ME WHEN ANOTHER IS AVAILABLE > SELL ONE OF THESE >